EP0859260A3 - Optical switch, method of manufacturing same, and optical communication equipment using same - Google Patents
Optical switch, method of manufacturing same, and optical communication equipment using same Download PDFInfo
- Publication number
- EP0859260A3 EP0859260A3 EP98102437A EP98102437A EP0859260A3 EP 0859260 A3 EP0859260 A3 EP 0859260A3 EP 98102437 A EP98102437 A EP 98102437A EP 98102437 A EP98102437 A EP 98102437A EP 0859260 A3 EP0859260 A3 EP 0859260A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- cantilever beams
- silica glass
- optical
- same
- soft magnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3502—Optical coupling means having switching means involving direct waveguide displacement, e.g. cantilever type waveguide displacement involving waveguide bending, or displacing an interposed waveguide between stationary waveguides
- G02B6/3508—Lateral or transverse displacement of the whole waveguides, e.g. by varying the distance between opposed waveguide ends, or by mutual lateral displacement of opposed waveguide ends
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3502—Optical coupling means having switching means involving direct waveguide displacement, e.g. cantilever type waveguide displacement involving waveguide bending, or displacing an interposed waveguide between stationary waveguides
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
- G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
- G02B6/3546—NxM switch, i.e. a regular array of switches elements of matrix type constellation
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
- G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
- G02B6/3548—1xN switch, i.e. one input and a selectable single output of N possible outputs
- G02B6/355—1x2 switch, i.e. one input and a selectable single output of two possible outputs
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3566—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details involving bending a beam, e.g. with cantilever
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/3572—Magnetic force
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3582—Housing means or package or arranging details of the switching elements, e.g. for thermal isolation
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3584—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details constructional details of an associated actuator having a MEMS construction, i.e. constructed using semiconductor technology such as etching
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9031723A JPH10227986A (en) | 1997-02-17 | 1997-02-17 | Optical switch and its manufacture, and optical communication equipment using optical switch |
JP3172397 | 1997-02-17 | ||
JP31723/97 | 1997-02-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0859260A2 EP0859260A2 (en) | 1998-08-19 |
EP0859260A3 true EP0859260A3 (en) | 2000-12-20 |
Family
ID=12338975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98102437A Withdrawn EP0859260A3 (en) | 1997-02-17 | 1998-02-12 | Optical switch, method of manufacturing same, and optical communication equipment using same |
Country Status (5)
Country | Link |
---|---|
US (2) | US6219472B1 (en) |
EP (1) | EP0859260A3 (en) |
JP (1) | JPH10227986A (en) |
CN (1) | CN1191984A (en) |
CA (1) | CA2228781C (en) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6990264B2 (en) | 2000-09-19 | 2006-01-24 | Telkamp Arthur R | 1×N or N×1 optical switch having a plurality of movable light guiding microstructures |
JPH10227986A (en) * | 1997-02-17 | 1998-08-25 | Hitachi Ltd | Optical switch and its manufacture, and optical communication equipment using optical switch |
US6498870B1 (en) | 1998-04-20 | 2002-12-24 | Omm, Inc. | Micromachined optomechanical switches |
JP3062881B2 (en) | 1998-05-12 | 2000-07-12 | 株式会社日立製作所 | Light switch |
US6407835B1 (en) * | 1999-03-05 | 2002-06-18 | Agilent Technologies, Inc. | Single site for healing dual optical rings |
US6453083B1 (en) | 1999-05-28 | 2002-09-17 | Anis Husain | Micromachined optomechanical switching cell with parallel plate actuator and on-chip power monitoring |
US6445841B1 (en) | 1999-05-28 | 2002-09-03 | Omm, Inc. | Optomechanical matrix switches including collimator arrays |
US6449406B1 (en) | 1999-05-28 | 2002-09-10 | Omm, Inc. | Micromachined optomechanical switching devices |
US6445840B1 (en) | 1999-05-28 | 2002-09-03 | Omm, Inc. | Micromachined optical switching devices |
US6238805B1 (en) * | 1999-10-08 | 2001-05-29 | Agilent Technologies, Inc. | Low-stress interface between materials having different coefficients of expansion and method for fabricating same |
US7388186B2 (en) * | 1999-10-28 | 2008-06-17 | Hrl Laboratories, Llc | Optically controlled MEMS devices |
US6310339B1 (en) * | 1999-10-28 | 2001-10-30 | Hrl Laboratories, Llc | Optically controlled MEM switches |
DE10000483C1 (en) * | 2000-01-07 | 2001-08-23 | Inst Mikrotechnik Mainz Gmbh | Fiber optic switching element |
US7085445B2 (en) * | 2000-08-04 | 2006-08-01 | Seungug Koh | Micro-opto-electro-mechanical waveguide switches |
US6647170B2 (en) * | 2000-09-19 | 2003-11-11 | Newport Opticom, Inc. | Optical switching system that uses movable microstructures to switch optical signals in three dimensions |
US6807331B2 (en) * | 2000-09-19 | 2004-10-19 | Newport Opticom, Inc. | Structures that correct for thermal distortion in an optical device formed of thermally dissimilar materials |
US6567574B1 (en) | 2000-10-06 | 2003-05-20 | Omm, Inc. | Modular three-dimensional optical switch |
FR2816716B1 (en) * | 2000-11-10 | 2003-10-31 | Opsitech Optical System Chip | DEVICE FOR TRANSMITTING AN OPTICAL WAVE IN A STRUCTURE PROVIDED WITH AN OPTICAL FIBER AND METHOD FOR THE PRODUCTION THEREOF |
EP1360531A4 (en) * | 2001-01-12 | 2005-12-28 | Constellation Labs | Devices and methods for switching transmission of light from one fiber to another |
FR2820831B1 (en) * | 2001-02-12 | 2004-05-28 | Opsitech Optical System Chip | DEVICE FOR TRANSMITTING AN OPTICAL OR LIGHT WAVE WITH A MOBILE PART |
US7003188B2 (en) | 2001-04-17 | 2006-02-21 | Ying Wen Hsu | Low loss optical switching system |
US6374010B1 (en) * | 2001-06-08 | 2002-04-16 | Wellgain Optical Communication Ltd. | Optical switch |
US20030012545A1 (en) * | 2001-07-05 | 2003-01-16 | Bellman Robert A. | Broad-band variable optical attenuator |
KR100630617B1 (en) * | 2001-08-10 | 2006-10-02 | 닛뽄 고쿠 덴시 고교 가부시키가이샤 | Optical switch |
US6658179B2 (en) * | 2001-11-08 | 2003-12-02 | Xerox Corporation | Monolithic reconfigurable optical multiplexer systems and methods |
US20040057654A1 (en) * | 2002-01-04 | 2004-03-25 | David Baasch | Devices and methods for switching transmission of light from one fiber to another |
US7006722B2 (en) * | 2002-03-28 | 2006-02-28 | Ntt Electronics Corporation | Waveguide type optical device and position detecting method |
JP2004004649A (en) * | 2002-03-28 | 2004-01-08 | Ntt Electornics Corp | Optical device |
WO2004079410A1 (en) * | 2003-01-06 | 2004-09-16 | Polychromix Corporation | Diffraction grating having high throughput effiency |
US6904191B2 (en) * | 2003-03-19 | 2005-06-07 | Xerox Corporation | MXN cantilever beam optical waveguide switch |
US7062130B2 (en) | 2003-05-01 | 2006-06-13 | Arthur Telkamp | Low-loss optical waveguide crossovers using an out-of-plane waveguide |
JP4076917B2 (en) * | 2003-06-27 | 2008-04-16 | 富士通株式会社 | Optical wavelength switch having planar optical circuit structure |
KR100626650B1 (en) | 2003-12-27 | 2006-09-25 | 한국전자통신연구원 | Sliding type conductor metal waveguide switch for microwave |
DE102004011022B4 (en) * | 2004-03-04 | 2009-04-09 | Siemens Ag | Optical switch with optical transmission path |
US7116855B2 (en) * | 2004-06-30 | 2006-10-03 | Xerox Corporation | Optical shuttle system and method used in an optical switch |
US7642628B2 (en) * | 2005-01-11 | 2010-01-05 | Rosemount Inc. | MEMS packaging with improved reaction to temperature changes |
CN1333278C (en) * | 2005-07-07 | 2007-08-22 | 上海交通大学 | Active miniature fibre-optical connector |
US8936404B2 (en) * | 2006-05-09 | 2015-01-20 | Alcatel Lucent | Method, apparatus and system for self-aligning components, sub-assemblies and assemblies |
CN101510486B (en) * | 2009-03-24 | 2011-01-05 | 中北大学 | Micro actuation switch |
WO2013073081A1 (en) * | 2011-11-14 | 2013-05-23 | パナソニック株式会社 | Communication device to perform medium detection by using near-field wireless communication, external medium, and external medium communication system |
CN103185962B (en) * | 2013-03-12 | 2016-01-20 | 南京邮电大学 | The wet piston type photoswitch of a kind of electricity |
WO2014150544A1 (en) * | 2013-03-15 | 2014-09-25 | Tyco Electronics Corporation | Passive optical through switches |
JP6349606B2 (en) * | 2013-10-09 | 2018-07-04 | 株式会社不二レーベル | Scratch label and method for producing scratch label |
US10310196B2 (en) | 2013-12-03 | 2019-06-04 | Intel Corporation | Monolithic physically displaceable optical waveguides |
MX343770B (en) * | 2014-04-01 | 2016-11-09 | Univ Nac Autónoma De México | Dynamic optical switch. |
CN107589491B (en) * | 2016-07-08 | 2019-10-11 | 上海大学 | Buoyancy-type fiber switch |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5922002A (en) * | 1982-07-28 | 1984-02-04 | Toshiba Corp | Optical switch |
EP0476241A2 (en) * | 1990-09-18 | 1992-03-25 | Richard Hirschmann GmbH & Co. | Fibre-optic switch |
JPH06148536A (en) * | 1992-11-05 | 1994-05-27 | Sumitomo Electric Ind Ltd | Optical switch and manufacture thereof |
EP0712004A1 (en) * | 1994-11-10 | 1996-05-15 | Commissariat A L'energie Atomique | Device for compensating deformation in an element of an optomechanical or micromechanical system |
WO1997028476A1 (en) * | 1996-01-31 | 1997-08-07 | Hitachi, Ltd. | Waveguide type optical switch |
JPH10161046A (en) * | 1996-12-02 | 1998-06-19 | Hitachi Ltd | Optical waveguide type optical switch and its producing method |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6148536A (en) | 1984-08-11 | 1986-03-10 | Nisshin Steel Co Ltd | Manufacture of sintered ore |
US5759101A (en) * | 1986-03-10 | 1998-06-02 | Response Reward Systems L.C. | Central and remote evaluation of responses of participatory broadcast audience with automatic crediting and couponing |
GB8707854D0 (en) | 1987-04-02 | 1987-05-07 | British Telecomm | Radiation deflector assembly |
GB8921722D0 (en) | 1989-09-26 | 1989-11-08 | British Telecomm | Micromechanical switch |
FR2660444B1 (en) * | 1990-03-27 | 1992-10-16 | Commissariat Energie Atomique | INTEGRATED MULTI - CHANNEL OPTICAL SWITCHING SYSTEM AND SWITCHING MANUFACTURING METHOD. |
US5071217A (en) * | 1990-04-25 | 1991-12-10 | Birch Thomas F | Precision focusing and locating collar for a fiber optic connector |
US5565919A (en) * | 1992-03-12 | 1996-10-15 | Hitachi, Ltd. | Video camera/VTR and camera station with opto-electronic link between camera/VTR and camera station |
JPH07202730A (en) * | 1993-12-28 | 1995-08-04 | Matsushita Electric Ind Co Ltd | Signal transmitter |
US5577042A (en) * | 1994-01-18 | 1996-11-19 | Mcgraw Broadcast | Broadcast and presentation system and method |
CN1101940C (en) * | 1994-04-22 | 2003-02-19 | 欧姆龙株式会社 | Optical fiber connecting structure, optical switch and optical connector |
JPH10227986A (en) * | 1997-02-17 | 1998-08-25 | Hitachi Ltd | Optical switch and its manufacture, and optical communication equipment using optical switch |
-
1997
- 1997-02-17 JP JP9031723A patent/JPH10227986A/en active Pending
-
1998
- 1998-02-05 US US09/018,958 patent/US6219472B1/en not_active Expired - Fee Related
- 1998-02-05 CA CA002228781A patent/CA2228781C/en not_active Expired - Fee Related
- 1998-02-12 EP EP98102437A patent/EP0859260A3/en not_active Withdrawn
- 1998-02-16 CN CN98103840A patent/CN1191984A/en active Pending
-
2001
- 2001-03-15 US US09/812,782 patent/US6487330B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5922002A (en) * | 1982-07-28 | 1984-02-04 | Toshiba Corp | Optical switch |
EP0476241A2 (en) * | 1990-09-18 | 1992-03-25 | Richard Hirschmann GmbH & Co. | Fibre-optic switch |
JPH06148536A (en) * | 1992-11-05 | 1994-05-27 | Sumitomo Electric Ind Ltd | Optical switch and manufacture thereof |
EP0712004A1 (en) * | 1994-11-10 | 1996-05-15 | Commissariat A L'energie Atomique | Device for compensating deformation in an element of an optomechanical or micromechanical system |
WO1997028476A1 (en) * | 1996-01-31 | 1997-08-07 | Hitachi, Ltd. | Waveguide type optical switch |
JPH10161046A (en) * | 1996-12-02 | 1998-06-19 | Hitachi Ltd | Optical waveguide type optical switch and its producing method |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 008, no. 113 (P - 276) 26 May 1984 (1984-05-26) * |
PATENT ABSTRACTS OF JAPAN vol. 018, no. 454 (P - 1791) 24 August 1994 (1994-08-24) * |
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 11 30 September 1998 (1998-09-30) * |
Also Published As
Publication number | Publication date |
---|---|
CA2228781A1 (en) | 1998-08-17 |
CA2228781C (en) | 2001-10-02 |
JPH10227986A (en) | 1998-08-25 |
US6219472B1 (en) | 2001-04-17 |
US6487330B2 (en) | 2002-11-26 |
US20010017957A1 (en) | 2001-08-30 |
CN1191984A (en) | 1998-09-02 |
EP0859260A2 (en) | 1998-08-19 |
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